﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Net;
using System.Net.Http;
using System.Web.Http;
using Aliyun.Acs.Core;
using Aliyun.Acs.Core.Exceptions;
using Aliyun.Acs.Core.Profile;
using Aliyun.Acs.Dysmsapi.Model.V20170525;
using Thingpower.SS.AliyunSMS.Core;
using Thingpower.SS.AliyunSMS.Models;

namespace Thingpower.SS.AliyunSMS.WebAPI
{
    [RoutePrefix("aliyunsms/api")]
    public class SMSController : ApiController
    {
        [HttpGet, Route("hello")]
        public IHttpActionResult GetString()
        {
            return Ok("hello");
        }

        [HttpGet, Route("sendbyaccount")]
        public IHttpActionResult GetValidationCodeByAccount([FromUri]string account)
        {
            var _mobile = AliyunSMSPlugin.Instance.UserApi.GetUserInfoByAccount(account).Mobile;
            return SendMessage(_mobile);
        }

        [HttpGet, Route("send")]
        public IHttpActionResult GetValidationCode([FromUri]string mobile)
        {
            return SendMessage(mobile);
        }

        private IHttpActionResult SendMessage(string mobile)
        {
            try
            {
                PluginConfigInfo _config = Utils.GetConfig();

                String product = "Dysmsapi";//短信API产品名称（短信产品名固定，无需修改）
                String domain = "dysmsapi.aliyuncs.com";//短信API产品域名（接口地址固定，无需修改）
                //String accessKeyId = "LTAIWlKxgwgMFkCK";//你的accessKeyId，参考本文档步骤2
                String accessKeyId = _config.KeyId;
                //String accessKeySecret = "2NlKFUq5Z3MnC2HEBXcq5AIqs2vyWk";//你的accessKeySecret，参考本文档步骤2
                String accessKeySecret = _config.KeySecret;
                IClientProfile profile = DefaultProfile.GetProfile("cn-hangzhou", accessKeyId, accessKeySecret);
                //IAcsClient client = new DefaultAcsClient(profile);
                // SingleSendSmsRequest request = new SingleSendSmsRequest();
                //初始化ascClient,暂时不支持多region（请勿修改）
                DefaultProfile.AddEndpoint("cn-hangzhou", "cn-hangzhou", product, domain);
                IAcsClient acsClient = new DefaultAcsClient(profile);
                SendSmsRequest request = new SendSmsRequest();

                //必填:待发送手机号。支持以逗号分隔的形式进行批量调用，批量上限为1000个手机号码,批量调用相对于单条调用及时性稍有延迟,验证码类型的短信推荐使用单条调用的方式，发送国际/港澳台消息时，接收号码格式为00+国际区号+号码，如“0085200000000”
                request.PhoneNumbers = mobile;
                //必填:短信签名-可在短信控制台中找到
                //request.SignName = "阿里云短信测试专用";
                request.SignName = _config.SignName;
                //必填:短信模板-可在短信控制台中找到
                request.TemplateCode = "SMS_137815009";
                //可选:模板中的变量替换JSON串,如模板内容为"亲爱的${name},您的验证码为${code}"时,此处的值为
                Random rd = new Random();
                //生成一个6位数的全数字验证码
                int _ValidationCode = rd.Next(100000, 1000000);
                request.TemplateParam = "{\"code\":\"" + _ValidationCode.ToString() + "\"}";
                //可选:outId为提供给业务方扩展字段,最终在短信回执消息中将此值带回给调用者
                request.OutId = _ValidationCode.ToString();
                //请求失败这里会抛ClientException异常
                SendSmsResponse sendSmsResponse = acsClient.GetAcsResponse(request);

                char[] reverse = mobile.Substring(3, 8).Reverse().ToArray();
                string maskCode = new string(reverse);
                int responseCode = int.Parse(maskCode) - _ValidationCode;

                return Ok(responseCode.ToString());

            }
            catch (Exception ex)
            {
                return InternalServerError(ex);
            }
        }
    }
}
